How can I write headers to a .csv just once?

[mark leenheer]

How can I write headers to a .csv and not rewrite it again every time the program restarts?

I want;

Header
data
data
data

and not;

header
data
header
data
header
data

Get what I mean?

Am I missing an easy way to do this?

 

[Hungry Bulldozer]

1. Copy the whole block of text via get text with removing.
2. Insert headers
3. Insert block